68378947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{44201}}^1$

素因数の和:44238

約数の個数: 16

約数和(自身を含む): 89111232

約数和(自身を除く): 20732285

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 44201, 309407, 574613, 751417, 4022291, 5259919, 9768421, 68378947]

約数ペア:

[(1, 68378947), (7, 9768421), (13, 5259919), (17, 4022291), (91, 751417), (119, 574613), (221, 309407), (1547, 44201)]